1. 路由库:github.com/julienschmidt/httprouter
2. mysql驱动:github.com/go-sql-driver/mysql
3. JWT: GitHub - dgrijalva/jwt-go: Golang implementation of JSON Web Tokens (JWT)
4. orm:gorm 或 xorm
5. 编码转换:github.com/djimenez/iconv-go 或text/encoding
6. dom操作:goquery
7. 文档:gin-swagger